Transport Research International Documentation (TRID) https://trid.trb.org/ en-us Copyright © 2026. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Transport Research International Documentation (TRID) https://trid.trb.org/Images/PageHeader-wTitle.jpg https://trid.trb.org/ U.S. GRAIN TRANSPORTATION SYSTEM MEETS ITS GREATEST CHALLENGE https://trid.trb.org/View/12657 Sun, 10 Oct 1976 00:00:00 GMT https://trid.trb.org/View/12657 "PIGGYBACK" TRANSPORT SPEEDS U.S. COTTON TO MILLS AND PORTS https://trid.trb.org/View/24730 Wed, 20 Nov 1974 00:00:00 GMT https://trid.trb.org/View/24730